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Finding the Fourth Proportional to 6,057.06, 8,362.80 and 3,964.80

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Solution

The fourth proportional to 6,057.06, 8,362.80 and 3,964.80 is: 5,474.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,057.06 : 8,362.80 = 3,964.80 : x
  2. Step 2: Convert to fraction form
    6,057.06/8,362.80 = 3,964.80/x
  3. Step 3: Cross multiply
    6,057.06x = 8,362.80 × 3,964.80
  4. Step 4: Simplify right side
    6,057.06x = 33,156,829.44
  5. Step 5: Solve for x
    x = 33,156,829.44/6,057.06
  6. Step 6: Final answer
    x = 5,474.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.